Aldrin Next to Solar Wind Experiment. Astronaut Edwin E. Aldrin, Jr., Lunar Module pilot, is photographed during the Apollo 11 extravehicular activity (EVA) on the lunar surface. In the right background is the Lunar Module "Eagle." On Aldrin's right is the Solar Wind Composition (SWC) experiment already deployed. This photograph was taken by Neil A. Armstrong with a 70mm lunar surface camera. Photographer: NASA Edwin E. Buzz Aldrin